Canoptum dixoni Pessagno, Jr. and Whalen 1982 (radiolarian)

Radiolaria - Nassellaria - Parvicingulidae

Full reference: E. A. Pessagno, Jr. and P.A. Whalen. 1982. Lower and Middle Jurassic Radiolaria (multicyrtid Nassellariina) from California, east-central Oregon and the Queen Charlotte Islands, B.C. Micropaleontology 28(2):111-169

Belongs to Canoptum according to Pessagno and Whalen 1982

Sister taxa: Canoptum anulatum, Canoptum artum, Canoptum columbiaense, Canoptum inornatus, Canoptum jinluense, Canoptum laxum, Canoptum levis, Canoptum macoyense, Canoptum margaritaense, Canoptum merum, Canoptum paradoxum, Canoptum pessagnoi, Canoptum poissoni, Canoptum praeanulatum, Canoptum rhaeticum, Canoptum spinosum, Canoptum triassicum, Canoptum unicum, Canoptum zetangense, Neowrangellium pessagnoi, Paracanoptum primitivum

Type specimen: USNM 307204

Ecology: passively mobile planktonic omnivore

Distribution:

• Jurassic of Austria (1 collection), Canada (9: British Columbia), Mexico (4), Peru (1)

• Triassic of Canada (49: British Columbia), Turkey (4)

Total: 68 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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